Revert local iOS YAML to use local path (SDK auto-uploads)

Author: bastheboss7

browserstack-ios.yml

@@ -1,7 +1,7 @@
 userName: aishwaryalakshmi_flVCjb
 accessKey: RsRLTRVEKShpDovu5sgb
 
-app: app/browserstack/ios/BStackSampleApp.ipa  # Local path (SDK auto-uploads) or custom_id for stable reference
+app: app/browserstack/ios/BStackSampleApp.ipa  # Local path (SDK auto-uploads)
 
 platforms:
   - deviceName: iPhone 14 Pro Max